Class NullPrintStream

java.lang.Object

java.io.OutputStream

java.io.FilterOutputStream

java.io.PrintStream

org.apache.commons.io.output.NullPrintStream

All Implemented Interfaces:

Closeable, Flushable, Appendable, AutoCloseable

public class NullPrintStream
extends PrintStream

Never prints data. Calls never go beyond this class.

This print stream has no destination (file/socket etc.) and all bytes written to it are ignored and lost.

Since:

2.7

Field Summary

Fields

Modifier and Type	Field	Description
static final NullPrintStream	INSTANCE	The singleton instance.
static final NullPrintStream	NULL_PRINT_STREAM	Deprecated. Use INSTANCE.

Fields inherited from class FilterOutputStream

out

Constructor Summary

Constructors

Constructor	Description
NullPrintStream()	Deprecated. Use INSTANCE.

Method Summary

Methods inherited from class PrintStream

append, append, append, checkError, clearError, close, flush, format, format, print, print, print, print, print, print, print, print, print, printf, printf, println, println, println, println, println, println, println, println, println, println, setError, write, write

Methods inherited from class FilterOutputStream

write

Methods inherited from class Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

INSTANCE

public static final NullPrintStream INSTANCE

The singleton instance.

Since:

2.12.0

NULL_PRINT_STREAM

@Deprecated
public static final NullPrintStream NULL_PRINT_STREAM

Deprecated.

Use INSTANCE.

The singleton instance.

Constructor Details

NullPrintStream

@Deprecated
public NullPrintStream()

Deprecated.

Use INSTANCE.

Constructs an instance.